3986541579216 has 80 divisors (see below), whose sum is σ = 11773406346624. Its totient is φ = 1138661855232.

The previous prime is 3986541579197. The next prime is 3986541579233. The reversal of 3986541579216 is 6129751456893.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 727065 + ... + 2915768.

Almost surely, 2^{3986541579216} is an apocalyptic number.

It is an amenable number.

3986541579216 is an abundant number, since it is smaller than the sum of its proper divisors (7786864767408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3986541579216 is a wasteful number, since it uses less digits than its factorization.

3986541579216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3646108 (or 3646102 counting only the distinct ones).

The product of its digits is 97977600, while the sum is 66.

The spelling of 3986541579216 in words is "three trillion, nine hundred eighty-six billion, five hundred forty-one million, five hundred seventy-nine thousand, two hundred sixteen".